Files
epics-base/src/gdd/smartGDDPointer.cc
2000-04-28 01:32:02 +00:00

36 lines
766 B
C++

//
// Smart Pointer Class for GDD
// ( automatically takes care of referencing / unreferening a gdd each time that it is used )
//
// Author: Jeff Hill
//
#define epicsExportSharedSymbols
#include "smartGDDPointer.h"
//
// smartGDDPointer::set()
//
void smartConstGDDPointer::set (const gdd *pNewValue)
{
int gddStatus;
//
// dont change the ref count (and
// potentially unref a gdd that we are
// still using if the pointer isnt changing
//
if ( this->pConstValue == pNewValue ) {
return;
}
if ( this->pConstValue != NULL ) {
gddStatus = this->pConstValue->unreference();
assert ( ! gddStatus );
}
this->pConstValue = pNewValue;
if ( this->pConstValue != NULL ) {
gddStatus = this->pConstValue->reference();
assert ( ! gddStatus );
}
}